Fix nightly release job for real

[eps1lon]

Just going to claim the original PR was a test. This fixes the job for real.

[react-sizebot]

Comparing: a258207...6646a62

Critical size changes

Includes critical production bundles, as well as any change greater than 2%:

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
oss-stable/react-dom/cjs/react-dom.production.min.js	=	168.76 kB	168.76 kB	=	52.91 kB	52.91 kB
oss-experimental/react-dom/cjs/react-dom.production.min.js	=	170.57 kB	170.57 kB	=	53.44 kB	53.44 kB
facebook-www/ReactDOM-prod.classic.js	=	590.38 kB	590.38 kB	=	103.83 kB	103.83 kB
facebook-www/ReactDOM-prod.modern.js	=	566.20 kB	566.20 kB	=	100.02 kB	100.02 kB
test_utils/ReactAllWarnings.js	Deleted	64.44 kB	0.00 kB	Deleted	16.10 kB	0.00 kB

Significant size changes

Includes any change greater than 0.2%:

Expand to show

Name	+/-	Base	Current	+/- gzip	Base gzip	Current gzip
test_utils/ReactAllWarnings.js	Deleted	64.44 kB	0.00 kB	Deleted	16.10 kB	0.00 kB

Generated by 🚫 dangerJS against 6646a62